[a. Gr. ἤλεκτρον: see ELECTRUM.] = ELECTRUM 2.

1

1856.  Grote, Greece, II. xcviii. XII. 659. Precious metals (gold, silver, and electron).

2

1877.  W. Jones, Finger-ring L., 459. Mediæval ring … formed of electron, or gold much alloyed with silver.

3